NGDB rock sample D233698

Field Value
Unique Sample ID Number D233698
Analytical Job Number QW93
Submitter Name Brew, David A.
Date Submitted 19810413
Field Number CCZ820
State AK
Latitude 56.66472
Longitude -133.25556
Source of Sample outcrop
Collection Method single/grab
Primary Classification rock
Secondary Classification metamorphic
Specific Name metarhyolite
Additional Attributes and Comments quartz present; aluminosilicate, pelitic (schist, phyllite, mica gneiss);; 79DG134a metarhyolite;
Geologic Age or Range Triassic
Stratigraphic Unit Name TCV
Type of Metamorphism contact
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Geologic map unit -133.25556, 56.66472
Nearby scientific data Find additional scientific data near this location
Element Measured value Units of measure Analytical method
Thorium 4.3 ppm by weight DNAA
Uranium 1.71 ppm by weight DNAA